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Multiplication table. Requiring but half the usual labor to learn it. ...
Available also through the Library of Congress web site in two forms: as facsimile page images and as full text in SGML. Printed Ephemera Collection; Portfolio 61, Folder 41.
Multiplication table. Requiring but half the usual labor to learn it. ...
Available also through the Library of Congress web site in two forms: as facsimile page images and as full text in SGML. Printed Ephemera Collection; Portfolio 61, Folder 41.